Fig. 7From: How humans adapt to hot climates learned from the recent research on tropical indigenesA Cognitive task performance of two-column digit addition test. B Concentration changes of oxyhemoglobin (OxyHb) during control and passive heating condition. Values are mean and SE. Asterisk indicates significant difference at p < 0.05. Dagger indicates a tendency toward p < 0.1. Data obtained from Wijayanto et al. [85]Back to article page